# STC SA2232WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: United Airlines Inc, United States
- Description: Replacement of Nickel-Cadmium Battery with two Lead-Acid Batteries
- Applied: April 8, 1970
- Status date: November 30, 2011
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE)
- Certificate PDF: https://openairdocs.org/files/sha256/84/b5/84b5fc15e3ed8722e5a1bd053763f9b8814ce8081d3dcdaffb6f5022ee7565c3
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4BCABEB3FE0C75678625799700579D7B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2232WE

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 737-200 Series ([TCDS A16WE](https://openairdocs.org/tcds/A16WE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

600 Jefferson Street Houston, Texas 77002 Part 25 of the Federal Aviation Administration.

A16WE

Boeing

737-222 Description of Type Design Change: Replacement of Nickel-Cadmium Battery with two Lead-Acid Batteries in accordance with the data listed on FAA United Air Lines, DAS-1-WE, Change Order Authorization No. 9-0555, page 2, dated May 18, 1970, or later FAA approved revisions.

Limitations and Conditions: The approval of change in type design applies basically to model 737-222 only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are in corporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage. If the holder agrees to permit another person to use this certificate to alter the product, the holder sh all give the other person written evidence of that permission.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Date of application: April 8, 1970

Date of issuance: August 21, 1970

Date reissued: November 30, 2011

Date amended: January 28, 1976

( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

NOTE:

**DO NOT DELETE THIS PAGE.**

**DO NOT ADD ANY DATA TO THIS PAGE.**

**THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.**

## Every issue (2)

- November 30, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/84/b5/84b5fc15e3ed8722e5a1bd053763f9b8814ce8081d3dcdaffb6f5022ee7565c3)
- January 28, 1976: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/01/13/011343268cefded8ab3829ef94e7c6f5461a161acfef546776f23f76ae6e0976)

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